<?php 

session_start();
	function check_email_address($email) {
  // First, we check that there's one @ symbol, 
  // and that the lengths are right.
  if (!ereg("^[^@]{1,64}@[^@]{1,255}$", $email)) {
    // Email invalid because wrong number of characters 
    // in one section or wrong number of @ symbols.
    return false;
  }
  // Split it into sections to make life easier
  $email_array = explode("@", $email);
  $local_array = explode(".", $email_array[0]);
  for ($i = 0; $i < sizeof($local_array); $i++) {
    if
(!ereg("^(([A-Za-z0-9!#$%&'*+/=?^_`{|}~-][A-Za-z0-9!#$%&
↪'*+/=?^_`{|}~\.-]{0,63})|(\"[^(\\|\")]{0,62}\"))$",
$local_array[$i])) {
      return false;
    }
  }
  // Check if domain is IP. If not, 
  // it should be valid domain name
  if (!ereg("^\[?[0-9\.]+\]?$", $email_array[1])) {
    $domain_array = explode(".", $email_array[1]);
    if (sizeof($domain_array) < 2) {
        return false; // Not enough parts to domain
    }
    for ($i = 0; $i < sizeof($domain_array); $i++) {
      if
(!ereg("^(([A-Za-z0-9][A-Za-z0-9-]{0,61}[A-Za-z0-9])|
↪([A-Za-z0-9]+))$",
$domain_array[$i])) {
        return false;
      }
    }
  }
  return true;
}

	function getlang(){
		$lang = $_SESSION['lang'];
		if (empty($lang) || $lang == "EN") {
			$value = "../value/value_en.php";
		} else if($lang == "VN") {
			$value = "../value/value_vn.php";
		}
		else if($lang == "KR"){
			$value = "../value/value_kr.php";
		}
		return $value;
	}
	
	$value = getlang();
	include($value);
	$lang = $_SESSION['lang'];
	if($lang=='')
		$lang="EN";
		
	include '../connection/connection.php';	
	if(isset($_REQUEST['value'])){
		$nemail=$_REQUEST['value'];
		if($nemail!=""){
			if(check_email_address($nemail)){
				$db=mysql_query("SELECT u.email FROM user_info u WHERE u.email='$nemail';");
				$i=0;
				while ($row=mysql_fetch_array($db)){
					$i++;
				}
				if($i!=0){
					$error=$errorSignup5;
				}else{
					$success=$success1;
				}
			}else{
				$error=$errorSignup8;
			}
		}else{
			$error="Fill in Email";
		}
	}
	
?>
				
        		
            	
            	 	<?php if(isset($error)){?>
	            		<span style="padding-left: 110px;color: red;"><?=$error?></span>
	            	<?php }if(isset($success)){?>
		    			<span style="padding-left: 110px;color: green;"><?=$success?></span>
		    		<?php }?>
                
